- Sower, L. L., and G. E. Daterman. 1986. Use of behavioral chemicals in western U. S. forests. In I. Chaudry and C. Thies, Proceedings: 13th international symposium on controlled release of bioactive materials. 3-6 August 1986, Norfolk, Virginia. The Controlled Release Society, Lincolnshire, Illinois.
- Lister, C., J. Schmid, S. Mata, D. Haneman, C. O'Neil, J. Pasek, and L. Sower. 1990. Verbenone bubble caps ineffective as a preventive strategy against mountain pine beetle attacks in ponderosa pine. United States Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station (Ft. Collins, CO), Research Note RM-501. 3 pp.
- Sower, L. 1994. Distribution of MCH and similar behavioral chemicals in. the field after release from artificial sources. Pages 26-27 In Patrick J. Shea (tech. coord.), Proceedings of the Symposium on Management of Western Bark Beetles with Pheromones: Research and Development, Kailua-Kona, Hawaii, June 22-25, 1992. United States Department of Agriculture, Forest Service, Pacific Southwest Research Station (Albany, CA), General Technical Report PSW-GTR-150.